Alternative Names

Causes, incidence, and risk factors

Women who are taking birth control pills or who receive hormone shots such as Depo-Provera may not have any monthly bleeding. When they stop taking these hormones, their periods may not return for more than 6 months.

Also, procedures such as a dilation and curettage (D and C) can lead to scar tissue formation that may cause a woman to stop menstruating. This is called Asherman syndrome. Scarring may also be caused by some severe pelvic infections.

Symptoms

In addition to having no menstrual periods, other symptoms can include: